<template>
  <div class="department-container">
    <div class="app-container">
      <el-card>
        <!-- 具体页面结构 -->
        <upload-excel-component
          :on-success="handleSuccess"
          :before-upload="beforeUpload"
        />
        <el-table
          :data="tableData"
          border
          highlight-current-row
          style="width: 100%; margin-top: 20px"
        >
          <el-table-column
            v-for="item of tableHeader"
            :key="item"
            :prop="item"
            :label="item"
          />
        </el-table>
      </el-card>
    </div>
  </div>
</template>

<script>
import UploadExcelComponent from '@/components/UploadExcel/index.vue'
// 导入日期处理函数
import { transExcel } from '@/utils/index'
import { importEmployee } from '@/api/employees'
export default {
  name: 'UploadExcel',
  components: { UploadExcelComponent },
  data() {
    return {
      tableData: [],
      tableHeader: []
    }
  },
  methods: {
    beforeUpload(file) {
      const isLt1M = file.size / 1024 / 1024 < 1

      if (isLt1M) {
        return true
      }

      this.$message({
        message: 'Please do not upload files larger than 1m in size.',
        type: 'warning'
      })
      return false
    },
    transExcel(results) {
      // 字典
      const mapInfo = {
        入职日期: 'timeOfEntry',
        手机号: 'mobile',
        姓名: 'username',
        转正日期: 'correctionTime',
        工号: 'workNumber',
        部门: 'departmentName',
        聘用形式: 'formOfEmployment'
      }
      return results.map(item => {
        const obj = {}
        const zhKeys = Object.keys(item)
        zhKeys.forEach(zhKey => {
          const enKey = mapInfo[item]
          if (enKey === 'timeOfEntry' || enKey === 'correctionTime') {
            // 后端需要的日期格式是标准时间
            obj[enKey] = new Date(transExcel(obj[zhKey]))
          } else {
            obj[enKey] = item[zhKey]
          }
        })

        return obj
      })
    },
    async handleSuccess({ results, header }) {
      this.tableData = results
      this.tableHeader = header
      const data = transExcel(results)
      try {
        await importEmployee(data)
      } catch (err) {
        this.$message.error(err.message)
      }
    }
  }
}
</script>

